JPWO2003105143A1 - 傾き検出装置、光ヘッド、光情報処理装置、コンピュータ、映像記録装置、映像再生装置、及びカーナビゲーションシステム - Google Patents

傾き検出装置、光ヘッド、光情報処理装置、コンピュータ、映像記録装置、映像再生装置、及びカーナビゲーションシステム Download PDF

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Publication number
JPWO2003105143A1
JPWO2003105143A1 JP2004512134A JP2004512134A JPWO2003105143A1 JP WO2003105143 A1 JPWO2003105143 A1 JP WO2003105143A1 JP 2004512134 A JP2004512134 A JP 2004512134A JP 2004512134 A JP2004512134 A JP 2004512134A JP WO2003105143 A1 JPWO2003105143 A1 JP WO2003105143A1
Authority
JP
Japan
Prior art keywords
optical
light
optical information
recording medium
information recording
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2004512134A
Other languages
English (en)
Japanese (ja)
Inventor
穣児 安西
穣児 安西
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Publication of JPWO2003105143A1 publication Critical patent/JPWO2003105143A1/ja
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • G11B7/131—Arrangement of detectors in a multiple array
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP2004512134A 2002-06-06 2003-05-22 傾き検出装置、光ヘッド、光情報処理装置、コンピュータ、映像記録装置、映像再生装置、及びカーナビゲーションシステム Withdrawn JPWO2003105143A1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002165804 2002-06-06
JP2002165804 2002-06-06
PCT/JP2003/006370 WO2003105143A1 (fr) 2002-06-06 2003-05-22 Detecteur d'inclinaison, tete optique, processeur d'informations optiques, ordinateur, enregistreur video, lecteur video, et systeme de navigation d'un vehicule

Publications (1)

Publication Number Publication Date
JPWO2003105143A1 true JPWO2003105143A1 (ja) 2005-10-13

Family

ID=29727609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004512134A Withdrawn JPWO2003105143A1 (ja) 2002-06-06 2003-05-22 傾き検出装置、光ヘッド、光情報処理装置、コンピュータ、映像記録装置、映像再生装置、及びカーナビゲーションシステム

Country Status (5)

Country Link
US (1) US20050072899A1 (fr)
JP (1) JPWO2003105143A1 (fr)
CN (1) CN1643585A (fr)
AU (1) AU2003242378A1 (fr)
WO (1) WO2003105143A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412960C (zh) * 2004-08-23 2008-08-20 建兴电子科技股份有限公司 控制光学读取头的光轴与光盘片间的倾角的方法及其装置
KR101776776B1 (ko) * 2011-05-31 2017-09-11 삼성전자주식회사 형광 검출 광학계 및 이를 포함하는 다채널 형광 검출 장치
CN106679629B (zh) * 2017-01-13 2021-03-23 西南交通大学 一种基于光栅衍射的尺式水平仪及测量斜面倾角的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68923833T2 (de) * 1988-06-20 1996-06-13 Mitsubishi Electric Corp Optischer Kopf mit Kippkorrekturservomechanismus.
KR950010418B1 (ko) * 1991-08-28 1995-09-16 미쯔비시덴끼 가부시끼가이샤 광기록재생장치
JPH08212566A (ja) * 1995-02-06 1996-08-20 Seiko Epson Corp 合焦検出手段、光ヘッド、および光記憶装置
JPH0991721A (ja) * 1995-09-29 1997-04-04 Nec Corp トラック誤差検出装置
US6041030A (en) * 1996-09-18 2000-03-21 Kabushiki Kaisha Toshiba Optical disk recording/reproducing device with eccentric and incline chuck control
JP3691965B2 (ja) * 1998-06-30 2005-09-07 株式会社東芝 光ヘッド及びこれを用いた光ディスク装置
JP3290631B2 (ja) * 1998-10-02 2002-06-10 キヤノン株式会社 光学ユニット、光学ユニットの製造方法、光学ユニットを用いた光学系、光学ユニットを用いた露光装置及びこの露光装置を用いたデバイスの製造方法
JP2001256670A (ja) * 2000-03-10 2001-09-21 Sony Corp 光学ピックアップ装置及び光ディスク装置
JP3998895B2 (ja) * 2000-08-04 2007-10-31 パイオニア株式会社 光ピックアップ装置及びチルト量検出方法
JP3826082B2 (ja) * 2002-08-23 2006-09-27 シャープ株式会社 光ピックアップ装置

Also Published As

Publication number Publication date
CN1643585A (zh) 2005-07-20
US20050072899A1 (en) 2005-04-07
WO2003105143A1 (fr) 2003-12-18
AU2003242378A1 (en) 2003-12-22

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